Features
- 1. It is designed according to the IEC651 TYPE2 & ANSI S1.4 TYPE2
- 2. Accuracy up to +/- 1.5 dB
- 3. Measurement range: 30-130 dB
- 4. With two equivalent weighted sound pressure levels, A and C.
- 5. Fast & Slow dynamic characteristic modes.
- 6. AC and DC output for frequency analyzer level recorder, FFT analyzer, graphic recorder etc.
Specifications
| Measuring range |
30~130dBA、35~130dBC |
| Accuracy |
+/- 1.5 dB (under reference conditions) |
| Frequency range |
31.5Hz~8.5KHz |
| Level range |
30~80,50~100,60~110,80~130, 30~130dB |
| Linearity range |
50dB / 100dB |
| Frequency weighting |
A / C |
| Digital Display |
4digits |
| Resolution |
0.1dB |
| Sample rate |
2 times/second |
| Bar graph |
50 dB scale at 1 dB step for monitoring current sound pressure level display Sample rate: 20times/second |
| Over indication |
OVER / UNDER |
| AC output |
0.707Vrms at FS output impedance approx. 600 ohm |
| DC output |
10mV/dB, output impendance approx. 100ohm |
| Time weight |
FAST / SLOW |
| Microphone |
1/2 inch electret condenser microphone |
| Max |
MAX |
| Power supply |
1.5V AA alkaline cells or DC 6V 100mA (maximum DC9V) |
| Power life |
About 30 hours (alkaline battery) |
| Self calibration time |
3s |
| Operating condition |
0~40℃，10~80%RH |
| Storage condition |
-10~60℃，10~70%RH |
| Weight |
308g (including battery) |
| Dimension |
256*70*35mm |
Packing List
- Color box*1
- Host*1
- Instructions*1
- PP box*1
- Audio Line*1
- CD*1
- USB*1